公开(公告)号：US08571437B2

公开(公告)日：2013-10-29

申请号：US12926988

申请日：2010-12-22

申请人： Tomoyasu Hirasawa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Keisuke Yuasa

发明人： Tomoyasu Hirasawa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Keisuke Yuasa

IPC分类号： G03G21/20

CPC分类号： G03G21/206 ,  F28D15/00 ,  F28F2265/06

摘要： A cooling device includes a heat receiving unit disposed to contact a surface of a temperature-increasing part the temperature of which increases during an image forming process; a radiation unit transferring heat from a cooling liquid; a tube for circulating the cooling liquid between the heat receiving unit and the radiation unit in a liquid circulation direction; a conveying unit conveying the cooling liquid through the tube; a coupling having an internal flow path and including a first end to which a first part of the tube is connected and a second end to which a second part of the tube is connected; and an outlet for draining the cooling liquid from the tube. At least one of the first part of the tube and the second part of the tube extends to a position lower than the position of the coupling.

摘要翻译： 冷却装置包括：热接收单元，设置成接触在图像形成处理期间其温度增加的增温部分的表面; 辐射单元，其从冷却液体传递热量; 用于在液体循环方向上使冷却液在所述受热单元与所述辐射单元之间循环的管; 输送单元，其通过所述管输送冷却液; 具有内部流动路径并且包括连接有管的第一部分的第一端和连接管的第二部分的第二端的联接器; 以及用于从管中排出冷却液的出口。 管的第一部分和管的第二部分中的至少一个延伸到比联接器的位置低的位置。

公开(公告)号：US20110170895A1

公开(公告)日：2011-07-14

申请号：US12926973

申请日：2010-12-21

申请人： Hiromitsu Fujiya ,  Kenichi Takehara ,  Yasuaki Iijima ,  Keisuke Yuasa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Tomoyasu Hirasawa

发明人： Hiromitsu Fujiya ,  Kenichi Takehara ,  Yasuaki Iijima ,  Keisuke Yuasa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Tomoyasu Hirasawa

IPC分类号： G03G21/20 ,  F28D15/00

CPC分类号： G03G21/20 ,  G03G2221/1645

摘要： An image forming apparatus includes an image forming unit that creates an image and a liquid cooling unit. The liquid cooling unit includes a heat receiving disposed in contact with a temperature rising portion, in the image forming unit, in which a temperature rises due to an image forming operation by the image forming unit, a heat radiating unit that radiates heat of a cooling liquid, a flow passage forming member that allows the cooling liquid to circulate between the heat receiving unit and the heat radiating unit, and a conveying unit that conveys the cooling liquid through the flow passage forming member. The heat radiating unit includes a radiator, and the radiator is disposed at a downstream side of the conveying unit in a cooling liquid flow direction and at an upstream side of the heat receiving unit in the cooling liquid flow direction.

摘要翻译： 图像形成装置包括产生图像的图像形成单元和液体冷却单元。 液体冷却单元包括在图像形成单元中与升温部分接触的热接收，由图像形成单元的图像形成操作引起的温度升高;散热单元，其散热 液体，允许冷却液体在热接收单元和散热单元之间循环的流路形成构件，以及通过流路形成构件输送冷却液的输送单元。 散热单元包括散热器，散热器设置在冷却液流动方向的输送单元的下游侧，在冷却液流动方向上设置在受热单元的上游侧。

公开(公告)号：US20110052247A1

公开(公告)日：2011-03-03

申请号：US12805717

申请日：2010-08-16

申请人： Masanori Saitoh ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Takayuki Nishimura ,  Hiromitsu Fujiya ,  Keisuke Yuasa

发明人： Masanori Saitoh ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Takayuki Nishimura ,  Hiromitsu Fujiya ,  Keisuke Yuasa

IPC分类号： G03G21/20 ,  F28F5/02

CPC分类号： G03G15/6573 ,  G03G21/206 ,  G03G2215/00666

摘要： A cooling device includes a cooling roller having a dual tube structure including an inner tube disposed inside an outer tube, an outside flow passage and an inside flow passage in which a cooling medium flows, and an opening that allows the outside flow passage to communicate with the inside flow passage, a cooling medium transport unit, and a rotating tube joint unit mounted to one end side of the cooling roller. One end of the outer tube is coaxially rotatably fitted to a first fitting section of the rotating tube joint unit. One end of the inner tube is coaxially fitted into and rotatably or fixedly supported to a second fitting section of the rotating tube joint unit, and the other end is coaxially fitted into and rotatably or fixedly supported to a fitting section on the other end of the outer tube.

摘要翻译： 冷却装置包括具有双管结构的冷却辊，所述双管结构包括设置在外管内的内管，外流道和冷却介质流动的内流路，以及允许外流路与外部流路连通的开口 内部流路，冷却介质输送单元和安装在冷却辊的一端侧的旋转管接头单元。 外管的一端与旋转管接头单元的第一配合部同轴旋转。 内管的一端同轴嵌合并旋转或固定地支撑在旋转管接头单元的第二装配部分上，另一端同轴地嵌入并可旋转或固定地支撑在另一端上的装配部分上 外管。

公开(公告)号：US08682204B2

公开(公告)日：2014-03-25

申请号：US12926973

申请日：2010-12-21

申请人： Hiromitsu Fujiya ,  Kenichi Takehara ,  Yasuaki Iijima ,  Keisuke Yuasa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Tomoyasu Hirasawa

发明人： Hiromitsu Fujiya ,  Kenichi Takehara ,  Yasuaki Iijima ,  Keisuke Yuasa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Tomoyasu Hirasawa

IPC分类号： G03G21/20

CPC分类号： G03G21/20 ,  G03G2221/1645

摘要： An image forming apparatus includes an image forming unit that creates an image and a liquid cooling unit. The liquid cooling unit includes a heat receiving disposed in contact with a temperature rising portion, in the image forming unit, in which a temperature rises due to an image forming operation by the image forming unit, a heat radiating unit that radiates heat of a cooling liquid, a flow passage forming member that allows the cooling liquid to circulate between the heat receiving unit and the heat radiating unit, and a conveying unit that conveys the cooling liquid through the flow passage forming member. The heat radiating unit includes a radiator, and the radiator is disposed at a downstream side of the conveying unit in a cooling liquid flow direction and at an upstream side of the heat receiving unit in the cooling liquid flow direction.

摘要翻译： 图像形成装置包括产生图像的图像形成单元和液体冷却单元。 液体冷却单元包括在图像形成单元中与升温部分接触的热接收，由图像形成单元的图像形成操作引起的温度升高;散热单元，其散热 液体，允许冷却液体在热接收单元和散热单元之间循环的流路形成构件，以及通过流路形成构件输送冷却液的输送单元。 散热单元包括散热器，散热器设置在冷却液流动方向的输送单元的下游侧，在冷却液流动方向上设置在受热单元的上游侧。

公开(公告)号：US20110164896A1

公开(公告)日：2011-07-07

申请号：US12926988

申请日：2010-12-22

申请人： Tomoyasu Hirasawa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Keisuke Yuasa

发明人： Tomoyasu Hirasawa ,  Satoshi Okano ,  Masanori Saitoh ,  Shingo Suzuki ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Keisuke Yuasa

IPC分类号： G03G21/20 ,  F28D15/00

CPC分类号： G03G21/206 ,  F28D15/00 ,  F28F2265/06

摘要： A cooling device includes a heat receiving unit disposed to contact a surface of a temperature-increasing part the temperature of which increases during an image forming process; a radiation unit transferring heat from a cooling liquid; a tube for circulating the cooling liquid between the heat receiving unit and the radiation unit in a liquid circulation direction; a conveying unit conveying the cooling liquid through the tube; a coupling having an internal flow path and including a first end to which a first part of the tube is connected and a second end to which a second part of the tube is connected; and an outlet for draining the cooling liquid from the tube. At least one of the first part of the tube and the second part of the tube extends to a position lower than the position of the coupling.

摘要翻译： 冷却装置包括：热接收单元，设置成接触在图像形成处理期间其温度增加的增温部分的表面; 辐射单元，其从冷却液体传递热量; 用于在液体循环方向上使冷却液在所述受热单元与所述辐射单元之间循环的管; 输送单元，其通过所述管输送冷却液; 具有内部流动路径并且包括连接有管的第一部分的第一端和连接管的第二部分的第二端的联接器; 以及用于从管中排出冷却液的出口。 管的第一部分和管的第二部分中的至少一个延伸到比联接器的位置低的位置。

公开(公告)号：US20110052249A1

公开(公告)日：2011-03-03

申请号：US12870190

申请日：2010-08-27

申请人： Yasuaki IIJIMA ,  Kenichi Takehara ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki

发明人： Yasuaki IIJIMA ,  Kenichi Takehara ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki

IPC分类号： G03G21/20 ,  F28D15/00

CPC分类号： G03G21/20 ,  F28D11/02 ,  F28D15/00 ,  G03G15/6573 ,  G03G2215/00426

摘要： Disclosed is a cooling device that includes a cooling part that is movably provided between a first position and a second position different from the first position with respect to an image forming apparatus main body and cools a periphery thereof with a cooling medium to be supplied; a cooling medium supply part that is provided in the image forming apparatus main body and cools and supplies the cooling medium to the cooling part; and a connecting member that connects the cooling part to the cooling medium supply part to circulate the cooling medium between the cooling part and the cooling medium supply part; wherein the connecting member is configured to include a flexible member and spirally provided with a moving direction of the cooling part as an axis center.

摘要翻译： 公开了一种冷却装置，其包括可移动地设置在与第一位置相对于图像形成装置主体不同的第一位置和第二位置之间的冷却部件，并且冷却其周边与要供应的冷却介质; 冷却介质供给部，其设置在图像形成装置主体中，并将​​冷却介质冷却并供给到冷却部; 以及连接构件，其将所述冷却部连接到所述冷却介质供给部，以使所述冷却介质在所述冷却部与所述冷却介质供给部之间循环; 其特征在于，所述连接部件构成为包括柔性部件，并以所述冷却部的移动方向螺旋地设置为轴心。

公开(公告)号：US08521053B2

公开(公告)日：2013-08-27

申请号：US12870190

申请日：2010-08-27

申请人： Yasuaki Iijima ,  Kenichi Takehara ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki

发明人： Yasuaki Iijima ,  Kenichi Takehara ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki

IPC分类号： G03G21/20 ,  G03G15/20 ,  F28D15/00

CPC分类号： G03G21/20 ,  F28D11/02 ,  F28D15/00 ,  G03G15/6573 ,  G03G2215/00426

摘要： Disclosed is a cooling device that includes a cooling part that is movably provided between a first position and a second position different from the first position with respect to an image forming apparatus main body and cools a periphery thereof with a cooling medium to be supplied; a cooling medium supply part that is provided in the image forming apparatus main body and cools and supplies the cooling medium to the cooling part; and a connecting member that connects the cooling part to the cooling medium supply part to circulate the cooling medium between the cooling part and the cooling medium supply part; wherein the connecting member is configured to include a flexible member and spirally provided with a moving direction of the cooling part as an axis center.

摘要翻译： 公开了一种冷却装置，其包括可移动地设置在与第一位置相对于图像形成装置主体不同的第一位置和第二位置之间的冷却部件，并且冷却其周边与要供应的冷却介质; 冷却介质供给部，其设置在图像形成装置主体中，并将​​冷却介质冷却并供给到冷却部; 以及连接构件，其将所述冷却部连接到所述冷却介质供给部，以使所述冷却介质在所述冷却部与所述冷却介质供给部之间循环; 其特征在于，所述连接部件构成为包括柔性部件，并以所述冷却部的移动方向螺旋地设置为轴心。

公开(公告)号：US20110052248A1

公开(公告)日：2011-03-03

申请号：US12860174

申请日：2010-08-20

申请人： Takayuki Nishimura ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki ,  Takahiro Ogino

发明人： Takayuki Nishimura ,  Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Masanori Saitoh ,  Shingo Suzuki ,  Takahiro Ogino

IPC分类号： G03G21/20 ,  F28D15/00

CPC分类号： G03G21/20 ,  F28D15/00 ,  F28D2021/0031

摘要： A cooling device is disclosed. The cooling device includes a cooling section which is moveably provided with respect to an image forming device body between a first location and a second location, the second location being different from the first location, and which cools surroundings with a cooling medium to be supplied; a cooling medium supply section which is provided at the image forming device body and which cools the cooling medium to supply the cooled cooling medium to the cooling section; and a connecting member which connects the cooling section and the cooling medium supply section to circulate the cooling medium between the cooling section and the cooling medium supply section, wherein the connecting member includes a flexible member and is supported by a guiding member which guides an operation of tracking the connecting member in conjunction with movement of the cooling section.

摘要翻译： 公开了一种冷却装置。 该冷却装置包括：冷却部，该冷却部相对于第一位置与第二位置之间的图像形成装置主体可移动地设置，第二位置与第一位置不同，并且利用供给的冷却介质冷却周围; 冷却介质供给部，其设置在所述图像形成装置主体处，并且冷却所述冷却介质以将冷却的冷却介质供给到所述冷却部; 以及连接构件，其连接所述冷却部和所述冷却介质供给部，以使所述冷却介质在所述冷却部与所述冷却介质供给部之间循环，其中，所述连接构件包括柔性构件，并且由引导构件支撑， 结合冷却部分的运动来跟踪连接构件。

公开(公告)号：US08068759B2

公开(公告)日：2011-11-29

申请号：US12621126

申请日：2009-11-18

申请人： Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Masanori Saitoh

发明人： Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Masanori Saitoh

IPC分类号： G03G21/20

CPC分类号： G03G21/206 ,  G03G2221/1645

摘要： An image forming apparatus includes an image forming unit including an image carrier and a development device, a transfer unit to transfer an image formed on the image carrier onto a sheet, a fixing device to fix the image on the sheet, a sheet transport unit, a sheet stack portion, an air duct, and a first liquid-cooling device. The first liquid-cooling device includes a first heat receiving member disposed in thermal contact with a first heated portion, a first heat releaser, a first circulation pipe connecting the first heat receiving member and the first heat releaser to circulate a coolant therebetween, a first transport member to transport the coolant through the first circulation pipe, and an airflow generator to generate an airflow with external air to cool the first heat releaser. The air duct guides the air taken in by the airflow generator to a second heated portion.

摘要翻译： 图像形成装置包括：图像形成单元，包括图像载体和显影装置;转印单元，用于将形成在图像载体上的图像转印到纸张上;定影装置，用于将图像定影在纸张上;纸张输送单元， 片材堆叠部分，空气管道和第一液体冷却装置。 第一液体冷却装置包括与第一加热部分热接触地设置的第一热接收部件，第一热释放器，连接第一热接收部件和第一散热器的第一循环管，以使冷却剂循环， 运送构件以通过第一循环管道运送冷却剂，以及气流发生器，以产生具有外部空气的气流以冷却第一散热器。 空气管道将由气流发生器吸入的空气引导到第二加热部分。

公开(公告)号：US20100129107A1

公开(公告)日：2010-05-27

申请号：US12621126

申请日：2009-11-18

申请人： Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Masanori Saitoh

发明人： Kenichi Takehara ,  Yasuaki Iijima ,  Hiromitsu Fujiya ,  Takayuki Nishimura ,  Satoshi Okano ,  Tomoyasu Hirasawa ,  Shingo Suzuki ,  Masanori Saitoh

IPC分类号： G03G21/20

CPC分类号： G03G21/206 ,  G03G2221/1645

摘要： An image forming apparatus includes an image forming unit including an image carrier and a development device, a transfer unit to transfer an image formed on the image carrier onto a sheet, a fixing device to fix the image on the sheet, a sheet transport unit, a sheet stack portion, an air duct, and a first liquid-cooling device. The first liquid-cooling device includes a first heat receiving member disposed in thermal contact with a first heated portion, a first heat releaser, a first circulation pipe connecting the first heat receiving member and the first heat releaser to circulate a coolant therebetween, a first transport member to transport the coolant through the first circulation pipe, and an airflow generator to generate an airflow with external air to cool the first heat releaser. The air duct guides the air taken in by the airflow generator to a second heated portion.

摘要翻译： 图像形成装置包括：图像形成单元，包括图像载体和显影装置;转印单元，用于将形成在图像载体上的图像转印到纸张上;定影装置，用于将图像定影在纸张上;纸张输送单元， 片材堆叠部分，空气管道和第一液体冷却装置。 第一液体冷却装置包括与第一加热部分热接触地设置的第一热接收部件，第一热释放器，连接第一热接收部件和第一散热器的第一循环管，以使冷却剂循环， 运送构件以通过第一循环管道运送冷却剂，以及气流发生器，以产生具有外部空气的气流以冷却第一散热器。 空气管道将由气流发生器吸入的空气引导到第二加热部分。